#==============================================================================
# Alissa Advanced Move Route (XP)
#==============================================================================
# Information:
#  This script adds some functions to Set Move Route Command:
#    - move_toward_event(event_id)
#    - move_away_from_event(event_id)
#    - move_toward_point(x,y)
#    - turn_toward_event(event_id)
#    - turn_toward_point(x,y)
#    - jump_down([turn_ok])
#    - jump_left([turn_ok])
#    - jump_right([turn_ok])
#    - jump_up([turn_ok])
#    - jump_random
#    - jump_toward_event(event_id)
#    - jump_away_from_event(event_id)
#    - jump_forward
#    - jump_backward
#    - show_animation(animation_id[,event_id])
#    - set_variable(var_id,value)
#    - add_variable(var_id,value)
#    - mul_variable(var_id,value)
#    - div_variable(var_id,value)
#    - mod_variable(var_id,value)
#    - get_variable(var_id)
#    - set_self_switch(selfswitch,value[,eventid])
#    - get_switch(switch_id)
#    - get_self_switch(selfswitch[,eventid])
#    - erase_event([event])
#    - label(label_name)
#    - jump_label(label_name[,cond])
#    - cmp_jump_label(label_name,cmp,exp1,exp2)
#    - end_route
#
#  See parameter details at each function definitions.
#
# Usage:
#  At Set Move Route command, add movement command Script, and type
#  a function mentioned above.
#
# Installation:
#  Just place above Main.
#
# Credits
#  Alissa Liu
#  LiTTleDRAgo
#
#==============================================================================

if Object.const_defined?('SDK')
 SDK.log('Advanced Move Route', 'Alissa', 1, '1.11.11')
 !@alissa_advmoveroute_disabled = true if !SDK.enabled?('Advanced Move Route')
end

if !@alissa_advmoveroute_disabled
#==============================================================================
# ** Game_Character
#------------------------------------------------------------------------------
#  This class deals with characters. It's used as a superclass of the
# Game_Player and Game_Event classes.
#==============================================================================

class Game_Character
  #--------------------------------------------------------------------------
  # * Move toward Event/Player
  #    event_id : Event ID or -1 for player
  #--------------------------------------------------------------------------
  def move_toward_event(event_id)
    return if $game_map.events == nil
    if event_id == -1
      event = $game_player
    else
      event = $game_map.events[event_id]
    end
    # Get difference in player coordinates
    sx = @x - event.x
    sy = @y - event.y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # Get absolute value of difference
    abs_sx = sx.abs
    abs_sy = sy.abs
    # If horizontal and vertical distances are equal
    if abs_sx == abs_sy
      # Increase one of them randomly by 1
      rand(2) == 0 ? abs_sx += 1 : abs_sy += 1
    end
    # If horizontal distance is longer
    if abs_sx > abs_sy
      # Move towards player, prioritize left and right directions
      sx > 0 ? move_left : move_right
      if not moving? and sy != 0
        sy > 0 ? move_up : move_down
      end
    # If vertical distance is longer
    else
      # Move towards player, prioritize up and down directions
      sy > 0 ? move_up : move_down
      if not moving? and sx != 0
        sx > 0 ? move_left : move_right
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Move away from Event/Player
  #    event_id : Event ID or -1 for player
  #--------------------------------------------------------------------------
  def move_away_from_event(event_id)
    return if $game_map.events == nil
    if event_id == -1
      event = $game_player
    else
      event = $game_map.events[event_id]
    end
    # Get difference in player coordinates
    sx = @x - event.x
    sy = @y - event.y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # Get absolute value of difference
    abs_sx = sx.abs
    abs_sy = sy.abs
    # If horizontal and vertical distances are equal
    if abs_sx == abs_sy
      # Increase one of them randomly by 1
      rand(2) == 0 ? abs_sx += 1 : abs_sy += 1
    end
    # If horizontal distance is longer
    if abs_sx > abs_sy
      # Move away from player, prioritize left and right directions
      sx > 0 ? move_right : move_left
      if not moving? and sy != 0
        sy > 0 ? move_down : move_up
      end
    # If vertical distance is longer
    else
      # Move away from player, prioritize up and down directions
      sy > 0 ? move_down : move_up
      if not moving? and sx != 0
        sx > 0 ? move_right : move_left
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Move toward Position
  #    x,y : Designated position
  #--------------------------------------------------------------------------
  def move_toward_point(x,y)
    # Get difference in player coordinates
    sx = @x - x
    sy = @y - y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # Get absolute value of difference
    abs_sx = sx.abs
    abs_sy = sy.abs
    # If horizontal and vertical distances are equal
    if abs_sx == abs_sy
      # Increase one of them randomly by 1
      rand(2) == 0 ? abs_sx += 1 : abs_sy += 1
    end
    # If horizontal distance is longer
    if abs_sx > abs_sy
      # Move towards player, prioritize left and right directions
      sx > 0 ? move_left : move_right
      if not moving? and sy != 0
        sy > 0 ? move_up : move_down
      end
    # If vertical distance is longer
    else
      # Move towards player, prioritize up and down directions
      sy > 0 ? move_up : move_down
      if not moving? and sx != 0
        sx > 0 ? move_left : move_right
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Turn Towards Event/Player
  #--------------------------------------------------------------------------
  def turn_toward_event(event_id)
    return if $game_map.events == nil
    if event_id == -1
      event = $game_player
    else
      event = $game_map.events[event_id]
    end
    # Get difference in player coordinates
    sx = @x - event.x
    sy = @y - event.y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # If horizontal distance is longer
    if sx.abs > sy.abs
      # Turn to the right or left towards player
      sx > 0 ? turn_left : turn_right
    # If vertical distance is longer
    else
      # Turn up or down towards player
      sy > 0 ? turn_up : turn_down
    end
  end
  #--------------------------------------------------------------------------
  # * Turn Towards Position
  #    x,y : Designated position
  #--------------------------------------------------------------------------
  def turn_toward_point(x,y)
    # Get difference in player coordinates
    sx = @x - x
    sy = @y - y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # If horizontal distance is longer
    if sx.abs > sy.abs
      # Turn to the right or left towards player
      sx > 0 ? turn_left : turn_right
    # If vertical distance is longer
    else
      # Turn up or down towards player
      sy > 0 ? turn_up : turn_down
    end
  end
  #--------------------------------------------------------------------------
  # * Jump Down
  #    turn_ok : Allows change of direction on the spot
  #--------------------------------------------------------------------------
  def jump_down(turn_ok = true)
    # Turn down
    if turn_ok
      turn_down
    end
    # If passable
    if passable?(@x, @y, 2)
      # Turn down
      turn_down
      # Update coordinates
      jump(0,1)
      # Increase steps
      increase_steps
    # If impassable
    else
      # Determine if touch event is triggered
      check_event_trigger_touch(@x, @y+1)
    end
  end
  #--------------------------------------------------------------------------
  # * Jump Left
  #    turn_ok : Allows change of direction on the spot
  #--------------------------------------------------------------------------
  def jump_left(turn_ok = true)
    # Turn left
    if turn_ok
      turn_left
    end
    # If passable
    if passable?(@x, @y, 4)
      # Turn left
      turn_left
      # Update coordinates
      jump(-1,0)
      # Increase steps
      increase_steps
    # If impassable
    else
      # Determine if touch event is triggered
      check_event_trigger_touch(@x-1, @y)
    end
  end
  #--------------------------------------------------------------------------
  # * Jump Right
  #    turn_ok : Allows change of direction on the spot
  #--------------------------------------------------------------------------
  def jump_right(turn_ok = true)
    # Turn right
    if turn_ok
      turn_right
    end
    # If passable
    if passable?(@x, @y, 6)
      # Turn right
      turn_right
      # Update coordinates
      jump(1,0)
      # Increase steps
      increase_steps
    # If impassable
    else
      # Determine if touch event is triggered
      check_event_trigger_touch(@x+1, @y)
    end
  end
  #--------------------------------------------------------------------------
  # * Jump up
  #    turn_ok : Allows change of direction on the spot
  #--------------------------------------------------------------------------
  def jump_up(turn_ok = true)
    # Turn up
    if turn_ok
      turn_up
    end
    # If passable
    if passable?(@x, @y, 8)
      # Turn up
      turn_up
      # Update coordinates
      jump(0,-1)
      # Increase steps
      increase_steps
    # If impassable
    else
      # Determine if touch event is triggered
      check_event_trigger_touch(@x, @y-1)
    end
  end
  #--------------------------------------------------------------------------
  # * Jump at Random
  #--------------------------------------------------------------------------
  def jump_random
    case rand(4)
    when 0
      jump_down
    when 1
      jump_left
    when 2
      jump_right
    when 3
      jump_up
    end
  end
  #--------------------------------------------------------------------------
  # * Jump toward Event/Player
  #    event_id : Event ID or -1 for player
  #--------------------------------------------------------------------------
  def jump_toward_event(event_id)
    return if $game_map.events == nil
    if event_id == -1
      event = $game_player
    else
      event = $game_map.events[event_id]
    end
    # Get difference in player coordinates
    sx = @x - event.x
    sy = @y - event.y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # Get absolute value of difference
    abs_sx = sx.abs
    abs_sy = sy.abs
    # If horizontal and vertical distances are equal
    if abs_sx == abs_sy
      # Increase one of them randomly by 1
      rand(2) == 0 ? abs_sx += 1 : abs_sy += 1
    end
    # If horizontal distance is longer
    if abs_sx > abs_sy
      # Move towards player, prioritize left and right directions
      sx > 0 ? jump_left : jump_right
      if not jumping? and sy != 0
        sy > 0 ? jump_up : jump_down
      end
    # If vertical distance is longer
    else
      # Move towards player, prioritize up and down directions
      sy > 0 ? jump_up : jump_down
      if not jumping? and sx != 0
        sx > 0 ? jump_left : jump_right
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Jump away from Event/Player
  #    event_id : Event ID or -1 for player
  #--------------------------------------------------------------------------
  def jump_away_from_event(event_id)
    return if $game_map.events == nil
    if event_id == -1
      event = $game_player
    else
      event = $game_map.events[event_id]
    end
    # Get difference in player coordinates
    sx = @x - event.x
    sy = @y - event.y
    # If coordinates are equal
    if sx == 0 and sy == 0
      return
    end
    # Get absolute value of difference
    abs_sx = sx.abs
    abs_sy = sy.abs
    # If horizontal and vertical distances are equal
    if abs_sx == abs_sy
      # Increase one of them randomly by 1
      rand(2) == 0 ? abs_sx += 1 : abs_sy += 1
    end
    # If horizontal distance is longer
    if abs_sx > abs_sy
      # Move away from player, prioritize left and right directions
      sx > 0 ? jump_right : jump_left
      if not jumping? and sy != 0
        sy > 0 ? jump_down : jump_up
      end
    # If vertical distance is longer
    else
      # Move away from player, prioritize up and down directions
      sy > 0 ? jump_down : jump_up
      if not jumping? and sx != 0
        sx > 0 ? jump_right : jump_left
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Jump Forward
  #--------------------------------------------------------------------------
  def jump_forward
    case @direction
    when 2;  jump_down(false)
    when 4;  jump_left(false)
    when 6;  jump_right(false)
    when 8;  jump_up(false)
    end
  end
  #--------------------------------------------------------------------------
  # * Jump Backward
  #--------------------------------------------------------------------------
  def jump_backward
    last_direction_fix = @direction_fix
    @direction_fix = true
    case @direction
    when 2;  jump_up(false)
    when 4;  jump_right(false)
    when 6;  jump_left(false)
    when 8;  jump_down(false)
    end
    @direction_fix = last_direction_fix
  end
  #--------------------------------------------------------------------------
  # * Show Animation
  #    animation_id : Animation ID
  #    event_id : Event ID or -1 for player
  #--------------------------------------------------------------------------
  def show_animation(animation_id,event_id=self.id)
    if event_id == -1
      character = $game_player
    else
      character = $game_map.events[event_id]
    end
    if character != nil
      character.animation_id = animation_id
    end
  end
  #--------------------------------------------------------------------------
  # * Control Variables
  #--------------------------------------------------------------------------
  def set_variable(var_id,value = 0)
    $game_variables[var_id] = value if var_id > 0
    $game_map.need_refresh = true
  end
  def add_variable(var_id,value = 0)
    $game_variables[var_id] += value if var_id > 0
    $game_map.need_refresh = true
  end
  def mul_variable(var_id,value = 0)
    $game_variables[var_id] *= value if var_id > 0
    $game_map.need_refresh = true
  end
  def div_variable(var_id,value = 0)
    $game_variables[var_id] /= value if var_id > 0
    $game_map.need_refresh = true
  end
  def mod_variable(var_id,value = 0)
    $game_variables[var_id] = $game_variables[var_id] % value if var_id > 0
    $game_map.need_refresh = true
  end
  #--------------------------------------------------------------------------
  # * Get Variables
  #--------------------------------------------------------------------------
  def get_variable(var_id)
    return $game_variables[var_id]
  end
  #--------------------------------------------------------------------------
  # * Control Self Switch
  #--------------------------------------------------------------------------
  def set_self_switch(selfswitch,value,eventid=self.id)
    key = [$game_map.map_id,eventid,selfswitch]
    $game_self_switches[key] = value
    $game_map.need_refresh = true
  end
  #--------------------------------------------------------------------------
  # * Get Switch
  #--------------------------------------------------------------------------
  def get_switch(switch_id)
    return $game_switches[switch_id]
  end
  #--------------------------------------------------------------------------
  # * Get Self Switch
  #--------------------------------------------------------------------------
  def get_self_switch(selfswitch,eventid=self.id)
    key = [$game_map.map_id,eventid,selfswitch]
    return $game_self_switches[key]
  end
  #--------------------------------------------------------------------------
  # * Erase Event
  #--------------------------------------------------------------------------
  def erase_event(event = self.id)
    $game_map.events[event].erase if event > 0
    $game_map.need_refresh = true
  end
  #--------------------------------------------------------------------------
  # * Label
  #    label_name : Label Name
  #--------------------------------------------------------------------------
  def label(label_name)
    @move_route.list[@move_route_index].code = 46
    @move_route.list[@move_route_index].parameters[0] = label_name
  end
  #--------------------------------------------------------------------------
  # * Jump to Label
  #    label_name : Label Name
  #    cond : Evaluation script code returning boolean value (in string)
  #--------------------------------------------------------------------------
  def jump_label(label_name,cond="true")
    for i in 0...@move_route.list.size
      if @move_route.list[i].code == 46 && @move_route.list[i].parameters[0] == label_name
        @move_route_index = i if eval(cond)
        return
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Compare and Jump to Label
  #    label_name : Label Name
  #    cmp = "eq" : equal to
  #          "ne" : not equal to
  #          "gt" : greater than
  #          "lt" : less than
  #          "ge" : greater than or equal to
  #          "le" : less than or equal to
  #    exp1,exp2 : Expression 1, Expression 2 (can be values, switches, or variables)
  #--------------------------------------------------------------------------
  def cmp_jump_label(label_name,cmp,exp1,exp2)
    cond = true
    case cmp
    when "eq"
      cond = (exp1 == exp2)
    when "ne"
      cond = (exp1 != exp2)
    when "gt"
      cond = (exp1 > exp2)
    when "lt"
      cond = (exp1 < exp2)
    when "ge"
      cond = (exp1 >= exp2)
    when "le"
      cond = (exp1 <= exp2)
    end
    for i in 0...@move_route.list.size
      if @move_route.list[i].code == 46 && @move_route.list[i].parameters[0] == label_name
        @move_route_index = i if cond
        return
      end
    end
  end
  #--------------------------------------------------------------------------
  # * End Move Route
  #--------------------------------------------------------------------------
  def end_route
    @move_route.list[@move_route_index].code = 0
    @move_route_index -= 1
  end
end
end